Buffer overflow in Linux

CVE-2023-52829

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix possible out-of-bound write in ath12k_wmi_ext_hal_reg_caps() reg_cap.phy_id is extracted from WMI event and could be an unexpected value in case some errors happen. As a result out-of-bound write may occur to soc->hal_reg_cap. Fix it by validating reg_cap.phy_id before using it. This is found during code review. Compile tested only.

Vulnerability class: Buffer Overflow

EPSS: 0.003 (16.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-52829?
CVE-2023-52829 is a high-severity vulnerability in Linux, classified under Out-of-bounds Write. CVSS score: 8.4/10. Published 2024-05-21.
How severe is CVE-2023-52829?
High severity. CVSS v3 base score is 8.4 out of 10.